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Notion vs HackMD: catalog facts
Notion	HackMD
Freemium Free tier for individuals; paid plans add team features and higher limits.	Freemium Free to start, with paid plans for teams.
Windows, macOS, Android, iOS, Web	Web
Highly flexible structure covers notes, databases, and project boards in one app Real-time collaboration for team use	Real-time collaborative Markdown editing Works in any browser with no install
Flexibility comes with a learning curve to set up well Can feel heavier and slower than single-purpose notes apps	Notes live on a hosted service rather than local files Increasing focus on AI agent features may not suit everyone
Downloadable app, Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.